Portable USB infrared electronic interactive whiteboard,no need of board 1)Have all the functions of computer, can use any resources that from the internet and your self-defined datebase fom computer.2)Support inserting video, flash and office software such as PPT, WORD, EXCEL, DOC, TXT etc. And can annotate on them.3)Audio and video record function, can record the teaching process into the computer. No need of any camera or video recorder. And playback function let students can review the lesson after-school.4)Wirting functions; hand wirting functions, you can wirte on the board directly, or use the soft key board that showed on the white board.5)eraser function, you can delete any error writings6)Work with any computers with Windows XP, VISTA and Windows 7 system.7)Work with any projectors8)Work on any flat white surface; such as white wall, any traditional white board, screen and white paper.9)Have all the functions of interactive white board, but unlike traditional electronic white boards, i-interactor is portable, can be carried around in a briefcase and weight less than 1kg.10)One year warranty, software updating for free Specification i-CamOptical technologyInfraredWorking distance0.5-5 mProjection zone20-200 inchLocalization accuracy0.05-0.2mmCalibrationAuto/ManualComputer interfaceUSB2.0Weight150gDimension100×50×60 mmi-PenLED LightInfraredButtonsMouse right key, page up/downBattery2×AAAWeight100gDimension150×11 mmSystem RequirementOSWindows XP/ VISTA / Windows 7CPUIntel P4-1.0GRAM128MHard Disk50Mfollowing are the pictures that we took part in the China import and export fairInternational Lighting and Audio Equipment fair